血字研究新进展：解密血液在疾病诊断中的关键作用李淑敏第二十一部分

　　A corpse is found in an empty house with the word 'Rache' scrawled on the wall next to it. The police arrest a suspect but then a similar murder occurs, proving that they have the wrong man. In exposing the real killer Holmes uncovers a feud stretching back to Salt Lake City and the Morman community.